Skip to content
KStart free
AI InfrastructureDefenseQuantumAll studies →

CSTL US Equity

Castle Biosciences IncHealth Care · Services-Medical Laboratories · CIK 1447362 · FY ends Dec 31
$32.32
+3.29 (+11.33%)
USD · as of 2026-08-19 · marketstack
6 8-K filings · 0 13D · 6 13G
DateEventWhat happened / filerSource
2026-07-308-K 7.01Regulation FD disclosuresec.gov ↗
2026-07-308-K 2.02Results of operations and financial condition (earnings)earnings history (EARN) →sec.gov ↗
2026-05-298-K 5.07Submission of matters to a vote of security holderssec.gov ↗
2026-05-1513G/ASchedule 13G amendment — ≥5% beneficial owner (passive) · by Portolan Capital Management, LLCsec.gov ↗
2026-05-1513G/ASchedule 13G amendment — ≥5% beneficial owner (passive) · by RTW INVESTMENTS, LPsec.gov ↗
2026-05-068-K 7.01Regulation FD disclosuresec.gov ↗
2026-05-068-K 2.02Results of operations and financial condition (earnings)earnings history (EARN) →sec.gov ↗
2026-03-2613G/ASchedule 13G amendment — ≥5% beneficial owner (passive) · by VANGUARD GROUP INCsec.gov ↗
2026-02-268-K 7.01Regulation FD disclosuresec.gov ↗
2026-02-268-K 2.02Results of operations and financial condition (earnings)earnings history (EARN) →sec.gov ↗
2026-02-1713GSchedule 13G filed — ≥5% beneficial owner (passive) · by RTW INVESTMENTS, LPsec.gov ↗
2026-01-2113G/ASchedule 13G amendment — ≥5% beneficial owner (passive) · by DIMENSIONAL FUND ADVISORS LPsec.gov ↗
2026-01-138-K 7.01Regulation FD disclosuresec.gov ↗
2026-01-138-K 2.02Results of operations and financial condition (earnings)earnings history (EARN) →sec.gov ↗
2025-11-038-K 7.01Regulation FD disclosuresec.gov ↗
2025-11-038-K 2.02Results of operations and financial condition (earnings)earnings history (EARN) →sec.gov ↗
2025-10-0913GSchedule 13G filed — ≥5% beneficial owner (passive) · by DIMENSIONAL FUND ADVISORS LPsec.gov ↗
Source: SEC EDGAR (public domain) · history starts 2025-10-09

Every row is a filed document, checked against its EDGAR index.